export default {
  addCart(context,payload){
    return new Promise((resolve,reject) =>{
      let oldProduct = context.state.cartList.find( item => item.iid === payload.iid)
      if(oldProduct){
        context.commit('addCounter',oldProduct)
        resolve('当前的商品数量加1')
      }else{
        payload.count = 1
        context.commit('addToCart',payload)
        resolve('添加了心仪商品')
      }
    })

  }
}